gh-131798: Narrow the return type of `_FORMAT_SIMPLE` and `_FORMAT_WITH_SPEC` to `str`#146639

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NekoAsakura wants to merge 3 commits intopython:mainfrom

NekoAsakura:format-type-narrowing

Commits on Mar 30, 2026

GH-131798: Narrow the return type of `_FORMAT_SIMPLE` and `_FORMAT_WITH_SPEC` to `str`
NekoAsakura
committed

Commits on Apr 1, 2026

gh-131798: Narrow the return type of `_FORMAT_SIMPLE` and `_FORMAT_WITH_SPEC` to str for built-in types
NekoAsakura
committed
gh-131798: Narrow the return type of `_FORMAT_SIMPLE` and `_FORMAT_WITH_SPEC` to str for built-in types
NekoAsakura
committed